CVE-2021-27577
Published: 29 June 2021
Incorrect handling of url fragment vulnerability of Apache Traffic Server allows an attacker to poison the cache. This issue affects Apache Traffic Server 7.0.0 to 7.1.12, 8.0.0 to 8.1.1, 9.0.0 to 9.0.1.
Priority
Status
Package | Release | Status |
---|---|---|
trafficserver Launchpad, Ubuntu, Debian |
jammy |
Needed
|
bionic |
Needs triage
|
|
focal |
Needed
|
|
hirsute |
Ignored
(end of life)
|
|
trusty |
Does not exist
|
|
xenial |
Needs triage
|
|
upstream |
Released
|
|
groovy |
Ignored
(end of life)
|
|
impish |
Ignored
(end of life)
|
|
kinetic |
Ignored
(end of life, was needed)
|
|
mantic |
Needed
|
|
lunar |
Ignored
(end of life, was needed)
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | High |
Availability impact | None |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27577
- https://lists.apache.org/thread.html/ra1a41ff92a70d25bf576d7da2590575e8ff430393a3f4a0c34de4277%40%3Cannounce.trafficserver.apache.org%3E
- https://github.com/apache/trafficserver/pull/7945 (8.1.x)
- https://github.com/apache/trafficserver/commit/2b13eb33794574e62249997b4ba654d943a10f2d (master)
- https://github.com/apache/trafficserver/commit/b82a3d192f995fb9d78e1c44d51d9acca4783277 (8.1.x)
- NVD
- Launchpad
- Debian